The Wealth of Nations by Part 4 Chapter 7 Page 235

in which that capital can maintain so small a quantity of productive labour at home, where productive labour is so much wanted, where so little is done, and where so much is to do.

Though without an exclusive company, therefore, a particular country should not be able to carry on any direct trade to the East Indies, it will not from thence follow that such a company ought to be established there, but only that such a country ought not in these circumstances to trade directly to the East Indies.

That such companies are not in general necessary for carrying on the East India trade is sufficiently demonstrated by the experience of the Portuguese, who enjoyed almost the whole of it for more than a century together without any exclusive company.